Recipe: Killing process and send, trap signals

List signals
============
$ kill -l

Terminate a process
===================
$ kill PROCESS_ID_LIST 

Send a signal to a process
==========================
$ kill -s SIGNAL PID

killall
=======

$ killall process_name

$ killall -s SIGNAL process_name

Force kill
==========
$ killall -9 process_name

$ killall -u USERNAME process_name

pkill
=====
$ pkill process_name

$ pkill -s SIGNAL process_name

Script
======
sighandle.sh